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102102024142 = 23137127350459
BaseRepresentation
bin101111100010111000…
…0010011111111001110
3100202112122222020021201
41133011300103333032
53133101104233032
6114523252420114
710243116612526
oct1370560237716
9322478866251
10102102024142
113a334a26a38
121795591763a
139822158a01
144d282b6686
1529c8a518e7
hex17c5c13fce

102102024142 has 32 divisors (see below), whose sum is σ = 163645194240. Its totient is φ = 47690324640.

The previous prime is 102102024121. The next prime is 102102024151. The reversal of 102102024142 is 241420201201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116109 + ... + 466567.

It is an arithmetic number, because the mean of its divisors is an integer number (5113912320).

Almost surely, 2102102024142 is an apocalyptic number.

102102024142 is a deficient number, since it is larger than the sum of its proper divisors (61543170098).

102102024142 is a wasteful number, since it uses less digits than its factorization.

102102024142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350656.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 102102024142 its reverse (241420201201), we get a palindrome (343522225343).

The spelling of 102102024142 in words is "one hundred two billion, one hundred two million, twenty-four thousand, one hundred forty-two".

Divisors: 1 2 31 37 62 74 127 254 1147 2294 3937 4699 7874 9398 145669 291338 350459 700918 10864229 12966983 21728458 25933966 44508293 89016586 401976473 803952946 1379757083 1646806841 2759514166 3293613682 51051012071 102102024142